Take a common sense quiz with about 10 questions a day.
With 10 questions, you can acquire knowledge you did not know.
* You can solve the problem according to your current level by step by step of the category.
Day by day, my Japanese skills improve!
* Check out the issues I didn't know with bookmarks!
If you get a problem you don't know while solving the problem, check it and go to the bookmark page later.
You can check the problem.
* Solve only bookmarked problems!
By solving the problem you checked with bookmarks, you can upgrade my knowledge.
can.
Try simple quiz solving anywhere without complicated login.
With 10 questions, you can acquire knowledge you did not know.
* You can solve the problem according to your current level by step by step of the category.
Day by day, my Japanese skills improve!
* Check out the issues I didn't know with bookmarks!
If you get a problem you don't know while solving the problem, check it and go to the bookmark page later.
You can check the problem.
* Solve only bookmarked problems!
By solving the problem you checked with bookmarks, you can upgrade my knowledge.
can.
Try simple quiz solving anywhere without complicated login.
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